$ git clone -n https://src.fedoraproject.org/rpms/rust-x11-dl.git /var/lib/mock/f37-build-side-31-rust-devel-108181-5647/root/chroot_tmpdir/scmroot/rust-x11-dl
Cloning into '/var/lib/mock/f37-build-side-31-rust-devel-108181-5647/root/chroot_tmpdir/scmroot/rust-x11-dl'...
$ git reset --hard 87aee05b5a130889b8af1c574b59edaa1c13610e
HEAD is now at 87aee05 Update to version 2.20.1; Fixes RHBZ#2148202