$ git clone -n https://src.fedoraproject.org/rpms/perl-ExtUtils-Depends.git /var/lib/mock/f45-build-23342-597/root/chroot_tmpdir/scmroot/perl-ExtUtils-Depends
Cloning into '/var/lib/mock/f45-build-23342-597/root/chroot_tmpdir/scmroot/perl-ExtUtils-Depends'...
$ git fetch origin 08e564d49decc630ea6af4a6d1af49f516791fe5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-ExtUtils-Depends
 * [new ref]         08e564d49decc630ea6af4a6d1af49f516791fe5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08e564d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild