$ git clone -n https://git.cclinux.org/stage/rpms/firefox.git /mnt/compose/mock/dist-circle8-update-firefox-build-93870-40052/root/chroot_tmpdir/scmroot/firefox
Cloning into '/mnt/compose/mock/dist-circle8-update-firefox-build-93870-40052/root/chroot_tmpdir/scmroot/firefox'...
$ git fetch origin d8628140cd1949039f7c630e3f4446b483a21f72:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/firefox
 * [new ref]         d8628140cd1949039f7c630e3f4446b483a21f72 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d862814 import firefox-102.10.0-1.el8_7