$ git clone -n https://src.fedoraproject.org/rpms/perl-Env-Path.git /var/lib/mock/f45-build-23370-597/root/chroot_tmpdir/scmroot/perl-Env-Path
Cloning into '/var/lib/mock/f45-build-23370-597/root/chroot_tmpdir/scmroot/perl-Env-Path'...
$ git fetch origin 8a679c1442d4ae2b8433d467cab8ae37572a1fe2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Env-Path
 * [new ref]         8a679c1442d4ae2b8433d467cab8ae37572a1fe2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a679c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild