$ git clone -n https://src.fedoraproject.org/rpms/smc-tools.git /var/lib/mock/f40-build-804965-144655/root/chroot_tmpdir/scmroot/smc-tools
Cloning into '/var/lib/mock/f40-build-804965-144655/root/chroot_tmpdir/scmroot/smc-tools'...
$ git fetch origin 53a3c7faccab630db60bd5f6dde440a3d5bbeeed:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/smc-tools
 * [new ref]         53a3c7faccab630db60bd5f6dde440a3d5bbeeed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 53a3c7f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild