$ git clone -n https://git.cclinux.org/stage/rpms/edk2.git /var/lib/mock/dist-circle8_9-updates-build-111264-67782/root/chroot_tmpdir/scmroot/edk2
Cloning into '/var/lib/mock/dist-circle8_9-updates-build-111264-67782/root/chroot_tmpdir/scmroot/edk2'...
$ git fetch origin c9263afc2f460ae1e343f1029bfa99867383f887:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/edk2
 * [new ref]         c9263afc2f460ae1e343f1029bfa99867383f887 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9263af import edk2-20220126gitbb1bba3d77-6.el8_9.1