$ git clone -n https://src.fedoraproject.org/rpms/pam_mount.git /var/lib/mock/f41-build-1045883-19069/root/chroot_tmpdir/scmroot/pam_mount
Cloning into '/var/lib/mock/f41-build-1045883-19069/root/chroot_tmpdir/scmroot/pam_mount'...
$ git fetch origin 429b643af710e6d73125b2953c1634e671ea7f35:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pam_mount
 * [new ref]         429b643af710e6d73125b2953c1634e671ea7f35 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 429b643 Eliminate use of obsolete %patchN syntax (#2283636)