$ git clone -n https://src.fedoraproject.org/rpms/rust-pleaser.git /var/lib/mock/f45-build-43931-809/root/chroot_tmpdir/scmroot/rust-pleaser
Cloning into '/var/lib/mock/f45-build-43931-809/root/chroot_tmpdir/scmroot/rust-pleaser'...
$ git fetch origin d23ac60d32dac7b2c59dd0a056398b32d1a7d99f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pleaser
 * [new ref]         d23ac60d32dac7b2c59dd0a056398b32d1a7d99f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d23ac60 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild