$ git clone -n https://src.fedoraproject.org/rpms/abcde.git /var/lib/mock/f40-build-2273365-54955/root/chroot_tmpdir/scmroot/abcde
Cloning into '/var/lib/mock/f40-build-2273365-54955/root/chroot_tmpdir/scmroot/abcde'...
$ git fetch origin b11087ea0837402221e52817b8cbd3b89cd4072e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/abcde
 * [new ref]         b11087ea0837402221e52817b8cbd3b89cd4072e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b11087e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild