$ git clone -n https://git.cclinux.org/stage/rpms/firefox.git /var/lib/mock/dist-circle9_3-updates-build-119463-84302/root/chroot_tmpdir/scmroot/firefox
Cloning into '/var/lib/mock/dist-circle9_3-updates-build-119463-84302/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin 2e1c6a19efd1e48481864d5c8edb8af70ce4f06f:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/firefox
 * [new ref]         2e1c6a19efd1e48481864d5c8edb8af70ce4f06f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e1c6a1 import firefox-115.10.0-1.el9_3