$ git clone -n https://src.fedoraproject.org/rpms/rust-asahi-btsync.git /var/lib/mock/f45-build-40206-769/root/chroot_tmpdir/scmroot/rust-asahi-btsync
Cloning into '/var/lib/mock/f45-build-40206-769/root/chroot_tmpdir/scmroot/rust-asahi-btsync'...
$ git fetch origin a14abb454fbb99ffc82844fbdcd1734d3bdc8859:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-asahi-btsync
 * [new ref]         a14abb454fbb99ffc82844fbdcd1734d3bdc8859 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a14abb4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild