$ git clone -n https://src.fedoraproject.org/rpms/rust-async-trait.git /var/lib/mock/f45-build-40292-770/root/chroot_tmpdir/scmroot/rust-async-trait
Cloning into '/var/lib/mock/f45-build-40292-770/root/chroot_tmpdir/scmroot/rust-async-trait'...
$ git fetch origin 026d2825e5c64dee08957a5b410e36144f429db5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-async-trait
 * [new ref]         026d2825e5c64dee08957a5b410e36144f429db5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 026d282 Update to version 0.1.92; Fixes RHBZ#2502119