$ git clone -n https://src.fedoraproject.org/rpms/perl-Log-ger.git /var/lib/mock/f40-build-2018624-46442/root/chroot_tmpdir/scmroot/perl-Log-ger
Cloning into '/var/lib/mock/f40-build-2018624-46442/root/chroot_tmpdir/scmroot/perl-Log-ger'...
$ git fetch origin f786056acc98eb5e7357ea975a34bc9ce3c5372f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Log-ger
 * [new ref]         f786056acc98eb5e7357ea975a34bc9ce3c5372f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f786056 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild