$ git clone -n https://src.fedoraproject.org/rpms/perl-Net-DBus-GLib.git /var/lib/mock/f45-build-25237-610/root/chroot_tmpdir/scmroot/perl-Net-DBus-GLib
Cloning into '/var/lib/mock/f45-build-25237-610/root/chroot_tmpdir/scmroot/perl-Net-DBus-GLib'...
$ git fetch origin cea72a343ded9e1e2925f38a14f9348739e5c461:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Net-DBus-GLib
 * [new ref]         cea72a343ded9e1e2925f38a14f9348739e5c461 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cea72a3 Perl 5.44 rebuild