$ git clone -n https://src.fedoraproject.org/rpms/krdc.git /var/lib/mock/f40-build-2349630-60161/root/chroot_tmpdir/scmroot/krdc
Cloning into '/var/lib/mock/f40-build-2349630-60161/root/chroot_tmpdir/scmroot/krdc'...
$ git fetch origin deff86c8f3b54551c6b0a1dd184a62bcc56ede5c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/krdc
 * [new ref]         deff86c8f3b54551c6b0a1dd184a62bcc56ede5c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at deff86c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild