$ git clone -n https://src.fedoraproject.org/rpms/mftrace.git /var/lib/mock/f40-build-1723442-24647/root/chroot_tmpdir/scmroot/mftrace
Cloning into '/var/lib/mock/f40-build-1723442-24647/root/chroot_tmpdir/scmroot/mftrace'...
$ git fetch origin 156ef2f47e8c916a42c0506918cc8ada8f0d90be:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mftrace
 * [new ref]         156ef2f47e8c916a42c0506918cc8ada8f0d90be -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 156ef2f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild