$ git clone -n https://src.fedoraproject.org/rpms/mcelog.git /var/lib/mock/f38-build-side-42-init-devel-747736-27661/root/chroot_tmpdir/scmroot/mcelog
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-747736-27661/root/chroot_tmpdir/scmroot/mcelog'...
$ git fetch origin 22dab7859776c28bebbdf97135cb236ace378d26:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mcelog
 * [new ref]         22dab7859776c28bebbdf97135cb236ace378d26 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22dab78 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild