$ git clone -n https://src.fedoraproject.org/rpms/perl-DB_File-Lock.git /var/lib/mock/f40-build-2622964-64932/root/chroot_tmpdir/scmroot/perl-DB_File-Lock
Cloning into '/var/lib/mock/f40-build-2622964-64932/root/chroot_tmpdir/scmroot/perl-DB_File-Lock'...
$ git fetch origin b99e7c76f2cf4391be2538c5d6e38f66d345deba:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DB_File-Lock
 * [new ref]         b99e7c76f2cf4391be2538c5d6e38f66d345deba -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b99e7c7 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild