$ git clone -n https://src.fedoraproject.org/rpms/isrcsubmit.git /var/lib/mock/f41-build-1219699-22741/root/chroot_tmpdir/scmroot/isrcsubmit
Cloning into '/var/lib/mock/f41-build-1219699-22741/root/chroot_tmpdir/scmroot/isrcsubmit'...
$ git fetch origin b0998d92c44783642b1467f4a62e450463c1a860:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/isrcsubmit
 * [new ref]         b0998d92c44783642b1467f4a62e450463c1a860 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0998d9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild