$ git clone -n https://src.fedoraproject.org/rpms/perl-URI-Escape-XS.git /var/lib/mock/f41-build-815828-149783/root/chroot_tmpdir/scmroot/perl-URI-Escape-XS
Cloning into '/var/lib/mock/f41-build-815828-149783/root/chroot_tmpdir/scmroot/perl-URI-Escape-XS'...
$ git fetch origin 01569ee87b098363b6a30d14f5e1a869c4171434:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-URI-Escape-XS
 * [new ref]         01569ee87b098363b6a30d14f5e1a869c4171434 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 01569ee Perl 5.40 rebuild