$ git clone -n https://git.cclinux.org/stage/rpms/gstreamer1-plugins-base.git /var/lib/mock/dist-circle9-build-120555-85239/root/chroot_tmpdir/scmroot/gstreamer1-plugins-base
Cloning into '/var/lib/mock/dist-circle9-build-120555-85239/root/chroot_tmpdir/scmroot/gstreamer1-plugins-base'...
$ git fetch origin 001b671b876aa4e072f1c49e507e62fa35d65e53:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/gstreamer1-plugins-base
 * [new ref]         001b671b876aa4e072f1c49e507e62fa35d65e53 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 001b671 import gstreamer1-plugins-base-1.22.1-2.el9