$ git clone -n https://git.cclinux.org/stage/rpms/cockpit-appstream.git /var/lib/mock/dist-circle8_8-updates-build-102558-52584/root/chroot_tmpdir/scmroot/cockpit-appstream
Cloning into '/var/lib/mock/dist-circle8_8-updates-build-102558-52584/root/chroot_tmpdir/scmroot/cockpit-appstream'...
$ git fetch origin e93f944b9123e29c8b1b257e90e52f3e75929674:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/cockpit-appstream
 * [new ref]         e93f944b9123e29c8b1b257e90e52f3e75929674 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e93f944 import cockpit-appstream-286.2-1.el8_8