$ git clone -n https://src.fedoraproject.org/rpms/R-gitcreds.git /var/lib/mock/f40-build-2229697-53168/root/chroot_tmpdir/scmroot/R-gitcreds
Cloning into '/var/lib/mock/f40-build-2229697-53168/root/chroot_tmpdir/scmroot/R-gitcreds'...
$ git fetch origin 5d930cadbe72613dbabd5433a31b8402e08c9d31:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-gitcreds
 * [new ref]         5d930cadbe72613dbabd5433a31b8402e08c9d31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d930ca Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild